Adding the Bafang Ultra Max to a Frame

Before we get started, adding a Bafang Ultra Max to a frame will involve welding, so if you don’t weld, or…you don’t know someone who

Introduction to battery pack design and building, Part-2

If you are new to battery-pack building, but you are also a pretty capable fabricator, this article will define some of the common materials and

Schwinn selling Bosch mid-drives on Amazon

Schwinn is now selling Bosch mid-drive ebikes through Amazon, and I’ll tell you why this is news. Schwinn I grew up in Southern California, and

Luna Announces the Wolf V2 Naked Pack

Luna is trying to release a new product a day for the month of March as part of their March Madness celebration.  Stay tuned to

Mongoose Envoy, a new longtail cargobike

This isn’t an electric bike, but cargobikes are one of the best platforms for building an ebike. They have always been expensive, and this new

Introduction to battery pack design and building, Part-1.

Most garage-builders who decide to assemble their own battery pack usually have a lot of experience. However, pack-building continues to be a frequent source of

Cycle electric Komsa, a stylish upscale city ebike

This German ebike has an elegant and subtle style that caught my eye. Style may not be hugely important to most people, but I think

TQ-Systems mid-drive, the German off-road hot rod

TQ used to be called “Clean Mobile”, in case this drive looked familiar to you. But they didn’t just change their name, they also made

Pedego finally has mid drives, plus Captain Kirk…

This is news because Pedego sells more turn-key ebikes in North America than anyone else. What makes it strange is that they waited so long

12 All-In-One Hubmotors, because I keep getting asked about them

When it comes to installing an electric bike kit, many potential buyers are nervous about the technical difficulties of that task, and they are drawn

Bafang Ultra Max, the new big dog on the porch

The Bafang Ultra Max mid-drive has the biggest motor you can buy in a factory turn-key ebike right now. It is labeled as a 1,000W

Making a Resistance Soldering Unit, and maybe a spot-welder too…

Most ebike builders have never seen a resistance soldering unit, so they don’t know that it’s an option when you are moving up to soldering

Custom Build Gallery, Joel’s Yuba Cargobike using Nissan Leaf cells

There are several things I really like about this build, and if I was building a daily commuter, a longtail electric cargobike with a large

TSDZ2, mini 750W mid-drive with torque sensing

The TS in TSDZ2 stands for Tong Sheng, and that company decided a few years ago to make a mid drive kit that was as

Mobipus hot rod controllers, and Shenta Tsai

Over the last year, I would occasionally hear about these new Mobipus controllers. Once a few hot-rodders I know got their hands on one and

Interbike 2018 at the Reno Convention Center

The Interbike convention has moved its operations to Reno Nevada, and I was able to go this year and gather some pics and info. The